OpenTechnical

OT-2026-000045880

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000045880) never changes.

Identity and time

Publication numberOT-2026-000045880 · never reused
Internal UUID01a0ae7d-8f06-720e-acb6-045ba0120d40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045880
StatusPUBLIC

Content hashes

Canonical texte6294edcc50515ef7f133629fad784b07be3fd88f7060dd5564c99134cab9b66
Markdown3fcc5deb550f9bb4e6153f407b82f6315a004cfafc97fb201b736a4495f304b6
PDF
Publication page1d8c4cd6c3b440183d7983a8c1a60bac5740c63f2d82e4a009263c45bd6a7e41
Manifest364fb7f0e3f8438f1decf3438cc36e8efa14b8f6e7f2dec7f0ad54c84c4c8170

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureDCt00FkUxbZ5CasUvrsTWu2WYf8HAIdFEbVDQat3kLcJj68mf/HD47EOmRpi1keB9acjDh5E3KqNAtdr4/9WBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:46.228213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045880
observed 1d8c4cd6c3b440183d7983a8c1a60bac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:46.210170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045880/manifest.json
observed 364fb7f0e3f8438f1decf3438cc36e8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:46.191857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045880/publication.md
observed 3fcc5deb550f9bb4e6153f407b82f631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:46.173865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045880/publication.txt
observed e6294edcc50515ef7f133629fad784b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.